PYSEC-2026-2720 Open WebUI Missing Access Check on Channel Members Endpoint for Standard Channels

Missing Access Check on Channel Members Endpoint for Standard Channels Affected Component Channel members listing endpoint: - backend/openwebui/routers/channels.py lines 445-507, getchannelmembersbyid Affected Versions Current main branch and likely all versions with the channels feature...

kioptrix-level1-writeup

Kioptrix Level 1 — Penetration Test Write-up A full walkthrou...

Open WebUI's Insecure Direct Object Reference (IDOR) allows access to other users' memories

SummaryAny authenticated user can read other users' private memories via /api/v1/retrieval/query/collection DetailsVulnerability 1: Missing authorization in collection queryingIn backend/openwebui/routers/retrieval.py, the querycollectionhandler function accepts a list of collectionnames but...

Rucio WebUI has Username Enumeration via Login Error Message

SummaryThe WebUI login endpoint returns distinct error messages depending on whether a supplied username exists, allowing unauthenticated attackers to enumerate valid usernames. DetailsWhen submitting invalid credentials to /ui/login, the WebUI responds with different error messages based on the...

PYSEC-2026-3053 Rucio WebUI has Username Enumeration via Login Error Message

Summary The WebUI login endpoint returns distinct error messages depending on whether a supplied username exists, allowing unauthenticated attackers to enumerate valid usernames. Details When submitting invalid credentials to /ui/login, the WebUI responds with different error messages based on th...

CVE-2026-9824

Mattermost v11.7.x ≤ 11.7.2, v11.6.x ≤ 11.6.4, and v10.11.x ≤ 10.11.19 are affected by CVE-2026-9824 due to a missing check of the manage_shared_channels permission in the /share-channel autocomplete handler. This allows an authenticated user without that permission to enumerate remote cluster co...

Boot2Root

Boot2Root A cybersecurity challenge focused on penetration...

EUVD-2026-43292

The WP Job Portal WordPress plugin before 2.5.5 does not verify ownership when returning an employer's contact email for a given job, allowing authenticated users with a subscriber-level self-registerable account to read other employers' private account email addresses by enumerating job...

CVE-2026-12397

The WP Job Portal WordPress plugin before 2.5.5 does not verify ownership when returning an employer's contact email for a given job, allowing authenticated users with a subscriber-level self-registerable account to read other employers' private account email addresses by enumerating job...

CVE-2026-61503: Observable Response Discrepancy

Rejetto HFS 3.0.0 through 3.2.0 returns observably different responses from its login endpoint depending on whether the submitted username exists. A remote unauthenticated attacker can use this to confirm valid account names, including the default admin account, facilitating password-guessing and...

Linux Distros Unpatched Vulnerability : CVE-2026-57221

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - RabbitMQ is a messaging and streaming broker. Prior to 3.13.15, 4.0.20, 4.1.11, and 4.2.6, RabbitMQ does not perform authorization checks on passive queue.decla...

PT-2026-59364

Summary Open WebUI has a Broken Object Level Authorization BOLA vulnerability in the builtin search knowledge files tool. When native function calling is enabled and the selected model has no attached knowledge bases, an authenticated user can call search knowledge files with an arbitrary knowled...

CVE-2026-9824: Missing Authorization

Mattermost versions 11.7.x = 11.7.2, 11.6.x = 11.6.4, 10.11.x = 10.11.19 fail to check the managesharedchannels permission in the /share-channel autocomplete handler, which allows an authenticated user without that permission to enumerate configured remote cluster connection metadata via slash...

PT-2026-59030

The structure data endpoint in the Airflow UI returned external dependency graph nodes for linked Dags without checking whether the caller had read permission on those linked Dags. An authenticated UI/API user authorized for one Dag could enumerate linked Dag IDs and dependency metadata for other...

PT-2026-59673

Summary The WebUI login endpoint returns distinct error messages depending on whether a supplied username exists, allowing unauthenticated attackers to enumerate valid usernames. Details When submitting invalid credentials to /ui/login, the WebUI responds with different error messages based on th...

CVE-2026-56336

Capgo before 12.128.2 contains an information disclosure vulnerability in the unauthenticated /private/sso/check-domain endpoint that returns internal orgid and providerid values. Attackers can enumerate email domains to build mappings of domains to organization UUIDs and SSO provider identifiers...

CVE-2026-56336

Capgo before 12.128.2 contains an information-disclosure vulnerability in the unauthenticated /private/sso/check-domain endpoint that returns internal org_id and provider_id values. Attackers can enumerate email domains to map domains to organization UUIDs and SSO provider identifiers, enabling r...

CVE-2026-56336 Capgo - Information Disclosure via Unauthenticated SSO check-domain Endpoint

Capgo before 12.128.2 contains an information disclosure vulnerability in the unauthenticated /private/sso/check-domain endpoint that returns internal orgid and providerid values. Attackers can enumerate email domains to build mappings of domains to organization UUIDs and SSO provider identifiers...

Malicious code in google-caja-bower (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector e34339f1be6afb8a41b6dbe2f7d7c480d5a438a67ff119b235d1d98ffa2b2e4a [email protected] declares scripts.preinstall = 'node index.js', so index.js runs automatically on npm install. index.js walks the...

CVE-2026-56296 Cap-go - App Existence Oracle via Unauthenticated transfer_app RPC

Cap-go before 12.128.2 contains an information disclosure vulnerability in the public.transferapp RPC function that returns distinct error messages for existing versus non-existing app IDs. Unauthenticated attackers can enumerate valid app IDs by observing error message differences when calling...